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How to Use jwt.io

  • VCs specified by the OP can be signed with JWT.
  • For the format of signing with JWT, refer to the OP VC Securing Mechanism.

How to Verify JWT Signature​

Example of JWT

eyJhbGciOiJFUzI1NiIsImtpZCI6ImpKWXM1X0lMZ1VjODE4MEwtcEJQeEJwZ0EzUUM3ZVp1OXdLT2toOW1ZUFUiLCJ0eXAiOiJ2Yytqd3QiLCJjdHkiOiJ2YyJ9.eyJAY29udGV4dCI6WyJodHRwczovL3d3dy53My5vcmcvbnMvY3JlZGVudGlhbHMvdjIiLCJodHRwczovL29yaWdpbmF0b3ItcHJvZmlsZS5vcmcvbnMvY3JlZGVudGlhbHMvdjEiLCJodHRwczovL29yaWdpbmF0b3ItcHJvZmlsZS5vcmcvbnMvY2lwL3YxIix7IkBsYW5ndWFnZSI6ImphIn1dLCJ0eXBlIjpbIlZlcmlmaWFibGVDcmVkZW50aWFsIiwiV2Vic2l0ZVByb2ZpbGUiXSwiaXNzdWVyIjoiZG5zOmV4YW1wbGUuY29tIiwiY3JlZGVudGlhbFN1YmplY3QiOnsiaWQiOiJodHRwczovL21lZGlhLmV4YW1wbGUuY29tIiwidHlwZSI6IldlYlNpdGUiLCJuYW1lIjoiPFdlYuOCteOCpOODiOOBruOCv-OCpOODiOODqz4iLCJkZXNjcmlwdGlvbiI6IjxXZWLjgrXjgqTjg4jjga7oqqzmmI4-IiwiaW1hZ2UiOnsiaWQiOiJodHRwczovL21lZGlhLmV4YW1wbGUuY29tL2ltYWdlLnBuZyIsImRpZ2VzdFNSSSI6InNoYTI1Ni1VcHduN2dZTXVSbUpsRDFaaXZIazg3NnZYSHpva1hyd1hqNTBWZ2ZuTW5ZPSJ9LCJhbGxvd2VkT3JpZ2luIjpbImh0dHBzOi8vbWVkaWEuZXhhbXBsZS5jb20iXX0sImlzcyI6ImRuczpleGFtcGxlLmNvbSIsInN1YiI6Imh0dHBzOi8vbWVkaWEuZXhhbXBsZS5jb20iLCJpYXQiOjE3ODE4NDQ0NDUsImV4cCI6MTgxMzM4MDQ0NX0.6RWZsUVYTO2yBUWgOpDgNAt-JbVkeQvyLxz-r8-VIzzLls9wqpA-QDZUKuseVgtUZ-z9af9XHPUZHsYqjQx6qA
  1. Visit the JSON Web Token (JWT) Debugger and paste the VC specified by the OP into the "Encoded" field on the left.
  2. In the "JWT Signature Verification" section at the bottom right of the screen, set the "Public Key Format" to JWK and paste the public key found in the VC issuer's Core Profile.
  3. If "Signature Verified" appears below the "Encoded" field, the verification is successful.